I just feel like we are surrounded in this world by bullshit.

So how can you know what's real and what's not?

Science basses, that's how.

We answer questions like,

does anti-aging skin care actually work?

And what is your true personality type?

And to answer these questions, we don't use opinions.

We dive into the scientific studies, talk to the experts, and put it in a podcast that I know you are going to love.

Visit to Science Versus on Spotify.

Wendy Zuckerman is used to tackling big messy questions.

That's pretty much the point of our hit podcast, Science Versus.

She and her team take on fads and trends and try to figure out the actual facts. But she recently took on what might

be her most taboo subject to date, something that's gotten so little attention

from scientists that she had to go collect data on it herself.

Anil sex.

For Scientific American Science Quickly, I'm Rachel Feltman.

Today I'm talking to Wendy about how her quest

to break down the myths surrounding the so-called male G-Spot

led her to help coordinate a massive new survey

on basically everything fun you can do with a butt.

So what inspired you to create this survey and how did you go about designing it?

I've been on a journey, Rachel, an anal sex journey.

...